Date: Tue, 05 Feb 2002 21:58:01 -0500 (EST) From: John Baldwin <jhb@FreeBSD.org> To: Bruce Evans <bde@zeta.org.au> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org, Bruce Evans <bde@FreeBSD.org> Subject: RE: cvs commit: src/sys/i386/i386 db_interface.c Message-ID: <XFMail.020205215801.jhb@FreeBSD.org> In-Reply-To: <20020206061908.G260-100000@gamplex.bde.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On 05-Feb-02 Bruce Evans wrote: > On Tue, 5 Feb 2002, John Baldwin wrote: > >> On 30-Jan-02 Bruce Evans wrote: >> > bde 2002/01/30 10:23:32 PST >> > >> > Modified files: >> > sys/i386/i386 db_interface.c >> > Log: >> > Backed out the last vestiges of rev.1.51. Don't enter a critical >> > region in Debugger(), since rev.1.468 of machdep.c does this better. >> > Other cosmetic backouts. >> >> Err, have you tested this? In my tests locally this still doesn't work >> properly which is why I haven't committed it. :( > > PS: perhaps you are thinking of the flag in Debugger(). That is > fundamentally broken too. It just protects against multiple entries to > the debugger when the first entry is via the console debugger key. Try > the following: > - enter ddb using the key > - hit the key again. No problem since the flag is set. > - single step until the flag is unset > - hit the key again. This causes a fine mess. > The same thing mess happens when you enter ddb via a breakpoint and hit the > key, except the console driver is not reentered then (unless the breakpoint > is in the console driver). Hmm, the problem I was having is that interrupts were still firing while I was in ddb. I could tell because new KTR entries due to clock interrutps kept showing up. > Bruce -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?XFMail.020205215801.jhb>